./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 .................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:35:39,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:35:39,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:35:39,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:35:39,218 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:35:39,218 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:35:39,219 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:35:39,220 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:35:39,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:35:39,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:35:39,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:35:39,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:35:39,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:35:39,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:35:39,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:35:39,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:35:39,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:35:39,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:35:39,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:35:39,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:35:39,230 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:35:39,231 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:35:39,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:35:39,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:35:39,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:35:39,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:35:39,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:35:39,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:35:39,235 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:35:39,236 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:35:39,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:35:39,236 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:35:39,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:35:39,237 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:35:39,237 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:35:39,238 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:35:39,238 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:35:39,245 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:35:39,245 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:35:39,246 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:35:39,246 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:35:39,246 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:35:39,246 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:35:39,246 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:35:39,246 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:35:39,246 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:35:39,247 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:35:39,247 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:35:39,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:35:39,247 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:35:39,247 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:35:39,248 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:35:39,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:35:39,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:35:39,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:35:39,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:35:39,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:35:39,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:35:39,249 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:35:39,250 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 [2018-11-10 07:35:39,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:35:39,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:35:39,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:35:39,289 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:35:39,289 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:35:39,289 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-11-10 07:35:39,331 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/d230eb6af/0abb01f6f0d24552802fda0a1006984a/FLAG45e8d76e9 [2018-11-10 07:35:39,801 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:35:39,802 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-11-10 07:35:39,813 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/d230eb6af/0abb01f6f0d24552802fda0a1006984a/FLAG45e8d76e9 [2018-11-10 07:35:39,823 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/d230eb6af/0abb01f6f0d24552802fda0a1006984a [2018-11-10 07:35:39,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:35:39,827 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:35:39,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:39,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:35:39,830 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:35:39,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:39" (1/1) ... [2018-11-10 07:35:39,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a6221e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:39, skipping insertion in model container [2018-11-10 07:35:39,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:39" (1/1) ... [2018-11-10 07:35:39,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:35:39,875 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:35:40,114 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:35:40,124 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:35:40,177 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:35:40,276 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:35:40,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40 WrapperNode [2018-11-10 07:35:40,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:40,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:35:40,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:35:40,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:35:40,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:35:40,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:35:40,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:35:40,330 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:35:40,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... [2018-11-10 07:35:40,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:35:40,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:35:40,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:35:40,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:35:40,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:35:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:35:40,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:35:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:35:40,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:35:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:35:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:35:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:35:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:35:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:35:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:35:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:35:40,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:35:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:35:40,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:35:40,398 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:35:41,112 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:35:41,149 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,149 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,153 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,153 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,154 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,154 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,154 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,155 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,155 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,155 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:41,156 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:35:41,162 INFO L168 Benchmark]: Toolchain (without parser) took 1334.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -77.8 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:41,163 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:35:41,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:41,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:41,164 INFO L168 Benchmark]: Boogie Preprocessor took 26.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:41,165 INFO L168 Benchmark]: RCFGBuilder took 803.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.9 MB). Peak memory consumption was 96.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:41,168 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 449.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 803.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 96.9 MB). Peak memory consumption was 96.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:35:42,604 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:35:42,605 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:35:42,614 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:35:42,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:35:42,615 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:35:42,616 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:35:42,617 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:35:42,618 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:35:42,618 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:35:42,619 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:35:42,619 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:35:42,620 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:35:42,620 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:35:42,621 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:35:42,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:35:42,622 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:35:42,623 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:35:42,624 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:35:42,626 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:35:42,626 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:35:42,627 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:35:42,629 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:35:42,629 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:35:42,629 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:35:42,630 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:35:42,630 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:35:42,631 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:35:42,631 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:35:42,632 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:35:42,632 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:35:42,632 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:35:42,632 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:35:42,633 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:35:42,633 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:35:42,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:35:42,634 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:35:42,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:35:42,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:35:42,645 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:35:42,645 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:35:42,645 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:35:42,645 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:35:42,646 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:35:42,646 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:35:42,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:35:42,646 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:35:42,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:35:42,648 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:35:42,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:35:42,649 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:35:42,649 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bcc257048ff8ee2e4cbddb0da55ab23c9efaff5 [2018-11-10 07:35:42,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:35:42,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:35:42,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:35:42,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:35:42,694 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:35:42,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-11-10 07:35:42,740 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/74ba50048/41591924d3534736be7e2b60ee087f98/FLAGd594551ee [2018-11-10 07:35:43,106 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:35:43,106 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/sv-benchmarks/c/pthread-wmm/safe014_power.opt_false-unreach-call.i [2018-11-10 07:35:43,117 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/74ba50048/41591924d3534736be7e2b60ee087f98/FLAGd594551ee [2018-11-10 07:35:43,128 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/data/74ba50048/41591924d3534736be7e2b60ee087f98 [2018-11-10 07:35:43,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:35:43,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:35:43,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:43,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:35:43,136 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:35:43,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43, skipping insertion in model container [2018-11-10 07:35:43,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:35:43,182 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:35:43,433 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:35:43,444 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:35:43,484 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:35:43,533 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:35:43,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43 WrapperNode [2018-11-10 07:35:43,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:35:43,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:35:43,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:35:43,535 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:35:43,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:35:43,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:35:43,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:35:43,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:35:43,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... [2018-11-10 07:35:43,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:35:43,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:35:43,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:35:43,643 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:35:43,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:35:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4cda5377-f44e-4b44-8ad0-7bb216e95a48/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:35:43,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:35:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:35:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:35:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:35:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:35:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:35:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:35:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:35:43,688 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:35:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:35:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:35:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:35:43,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:35:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:35:43,691 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:35:44,540 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:35:44,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,583 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,583 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,583 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,584 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,584 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,584 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:35:44,585 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:35:44,588 INFO L168 Benchmark]: Toolchain (without parser) took 1457.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -77.5 MB). Peak memory consumption was 70.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:44,590 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:35:44,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.56 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 901.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:44,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 901.4 MB in the beginning and 1.1 GB in the end (delta: -232.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:44,591 INFO L168 Benchmark]: Boogie Preprocessor took 22.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:35:44,592 INFO L168 Benchmark]: RCFGBuilder took 944.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.5 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:35:44,594 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.56 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 901.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 901.4 MB in the beginning and 1.1 GB in the end (delta: -232.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 944.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.5 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...